E6A-Adjusting Entries E6A. Prepare year-end adjusting entries for each of the following: 1. Office Supplies has a balance of $168 on January 1. Purchases debited to Office Supplies during the year amount to $830. A year-end inventory reveals supplies of $570 on hand. 2. Depreciation of office equipment is estimated to be $4,260 for the year. 3. Property taxes for six months, estimated at $1,750, have accrued but have not been recorded. 4. Unrecorded interest revenue is $1,700. 5. Unearned Revenue has a balance of $1,800. Services for $600 received in advance have now been performed. 6. Services totaling $400 have been performed; the customer has not yet been billed